Bituminous grouting.



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, ashofe WE smut: nnoum; am mount! Aesmno'n i tom-m m: mourn! r em minimum e n to am novnenon:

' nn'vumoua ammo.

ale-mm. n ne nmma m mednking, foad dressmg the like and pefen sgrtlonlerly to I, himas n fromm that etc so distinct nyn material which otitae alone will constituta a tmflicwmsisting'sunfnee. f In the preparation, tog-instance of Mooazlnm roads and o f gmmte setsor wood-blocks, the intex'stlonme wholly or partly or filled with fluid compoeitlon wlueh wt eom nretxvely herd. Hithel'liQ bitum nous gum hove been composed of bitumen d egg 53g filler such on sand or other fimsly diylgl tured or mineral matter. 'Me'o l grout] has previously been proposedconsisting otely equal puoportions of purified tarot pitoh and retortod shale or-m eeidue or helothethulmentreated eretort or the like or calcined-cool or'tbe residue or ash of anal netluoed to n-fine impalpeblo powder. I According to the present invention the grouting is compoeea; ofbitnnfinoue metenl combined with n composed of clinkef'or ash or like l'tBldllB of eombustioh in. a. fine impel able condition and preferably obtained mm o rah de- "i""3"- "it it rod mi b nl i oye )8 e1 or '1 lmen \1. y o ova. tionof asph'nlt'lc 055, ml native bitumem 'lhmnghoixt the s oeificationnnd claims when-oven the term fuse desttuetor osied, it into be understood as indicating. all oi-ma of vitrified clinker or nsh'm like xesddue of combustion from a re!- use dcstfnotor or incinerator, other than out! "no n M y pq n p minions moteflol -1 very mm'l'0% by weight at the whole and the proportion ot inolj ground 0 r willibe from -80% by weight respectively. It in preterm},

gamma-ah enema mun.

' out I are mixed in thmt'generelly nous materiel {sin a milimmtl fluid tion to permit-the filler to;

' 1:11 and to-bemme about who! eeeh ire ethoughit-willbe thet e v widely with the q and f mntetill ami'vyxth the nature of the bituminous matenel employed. Thetem ntureetzwhiehtheingiedients mm. mm id; 3

' 11 0 1 mmousan m iii mum-- general tel-m8 is lb 11h conditliorend eyenlginoorpioreted 1t. wtlerorl Hing materiel must-lain e steteot auhdivifion u otherpme eons mixtum o the bituminous mutan 'and the tiller wlule the meter-inlis being handled. Preferebly the elinker or the like is pound a v finewduat is 'w ondinerily I not be ool j ound melex-ial, but for the QR"? *Zfi 1.

' eeru operation y means-of e I other motion or exhaust :gpmtnt auitnb y disposed in relation to e orosbingdenee, on it any be 09111500011 aubeeqliently .to the crushing o ration; It is ioupd that the line powder up collected 7 l is moot sditnble ention.

red one: the

I the ordinary manner or lay" it on to the aux-hoe end finally (115'- it .with a broom, squeegee or the like, my be ionced-into themed-surface and pressure.

'Itie found that a grouting prepomd with liitunlnpun material "accord to tl1epmaent mention has men ndn n iogee over-the prepared th tor apitoh and age advantages may be mentioned e very a homo amon .Ter orpl .li grpliting, at. in" tomperaturehhlis mtenqlencyto' my and it is mainly plastic I; distinct-from a mainly elastic p by the bituminous {outing according to the present invention.

loo tinor pitch r uting illieble tmperowlngtoeva oil; oil 'nnlly dontlinetlin e tor orpxtch. Ont e content, a bituminous groutin according to tlna not pensh ordeteriorate m in this memo! uni Baton ted Aug. gflm gl 1m... Ieflllle. um;

oennot'be 10 075-1 auz oo vention does Q 1,237,921 is, for all practical purposes, at all times use dgstrucbor residue in the form of a fine 15 non-absorbent. powder combined ,with bituminous material 1 t. we claim as our inventiqn and dem the proportions-by weight of 70 per cum. 'aim to mm by Letters Patent i s: of residue to 30 .per cent. of bituminous ma- 1. A orbinder composed of ref- -terial.

use destructor residue in the form of n fine In testimony whereof we have signed our zo. powder cdmbined with bituminous material. names to this specification in the preuclice grouting 0; bmqer pomfosed of I. refof two subscribing witnesses.

1 mm of a fine 1o powder combined with bituminous material EDWIN JAMES MWEGROVE' the promo by Weight per cent NIGEL GEORGE CROMPTON. to 60 per cent. of residua with 25 yer cent, Witnesses:

' .00 402mm cent. of bituniinous material. Huron) WAnns,

groutmg or hinder composed of ref- Hum: K. Wismr. 

